Vwrsion 1.2.1

<?php
/*
Plugin Name: Auto Generate Title
Author: Jatinder Pal Singh, Themummichogblog.com
Version: 1.2
Tags: post title, title, automatic, generator
Requires at least: 3.0.1
Tested up to: 5.4.2
Stable tag: 1.1
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Description: Auto Generate Title from the POST Content. If you leave Title blank, it will use the text written in [agt][/agt] within your post content. If you do not mention these shortcodes in your post, It will pick up first 30 characters from the post.

Changes:
1) $postdata2 = preg_replace(“/[^A-Za-z0-9 ]/”, ”, $postdata);
2) $data[‘post_title’] = substr($postdata2,0,30);

*/

add_shortcode(“agt”, “agt_shortcode”);
function agt_shortcode( $atts, $content = null ) {
return $content;
}

add_filter( ‘wp_insert_post_data’ , ‘auto_generate_title’ , ’99’, 2 );
function auto_generate_title( $data , $postarr )
{

$title_of_post = ltrim($data[‘post_title’]);
$length_of_title = strlen($title_of_post);
$postdata = ltrim($data[‘post_content’]);
//$postdata2 = preg_replace(“/[^A-Za-z0-9 ]/”, ”, $postdata);
$postdata2 = preg_replace (‘/[^\p{L}\p{N}]/u’, ‘ ‘, $postdata);
if($length_of_title<1)
{
$matchPattern = “/\[agt\](.*?)\[\/agt\]/”;
preg_match_all($matchPattern, $postdata, $foundIt, PREG_PATTERN_ORDER);
if (isset($foundIt[1][0]))
$data[‘post_title’] = $foundIt[1][0];
else
$data[‘post_title’] = substr($postdata2,0,30);
}
return $data;
}
?>